When is the best time for a 3D/4D Ultrasound?

Natasha β€’ πŸ‘ΆπŸΌ Due 21st November 2021 πŸ’œ

Hi ladies trying to plan our 4d ultrasound when would be the best time to get this done? I have a 2D one booked on the 28th august so want it to be couple weeks either side and im going to be 23 weeks this Sunday the 25th July. Any advise appreciated !